Can TotalBoat Topside Primer be applied to metal? Eric Boudreau April 01, 2022 14:47 Updated TotalBoat Topside Primer is not recommended for application directly to metal substrates. Related articles Is TotalBoat Topside Primer safe for use below the waterline? Which bottom paint is right for my boat? Does TotalBoat Topside Primer have good self-leveling properties? What is the dry time for TotalBoat Topside Primer prior to applying TotalBoat Wet Edge? Bottom Paint Calculator: How much bottom paint will I need to paint my boat?